New Scientist: Australia is trying to cut deaths from heat stress by educating the public about the risks, says Liz Hanna of the Australian National University in Canberra. But this isn't enough. "With a warming planet, no longer are these rare events," says Hanna. "So it is time that Australia got serious about heat and how we are going to manage these events."
In an as-yet-unpublished study, Hanna and her colleagues found that older suburbs in Canberra with more trees were up to 7 °C cooler than newer, less...